1 /*
2  * Copyright (c) 2003-2004, Artem B. Bityuckiy.
3  * Rights transferred to Franklin Electronic Publishers.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  */
26 
27 /*
28  * Funtions, macros, etc implimented in iconv library but used by other
29  * NLS-related subsystems too.
30  */
31 #ifndef __SYS_ICONVNLS_H__
32 #define __SYS_ICONVNLS_H__
33 
34 #include <_ansi.h>
35 #include <wchar.h>
36 #include <iconv.h>
37 
38 /* Iconv data path environment variable name */
39 #define NLS_ENVVAR_NAME  "NLSPATH"
40 /* Default NLSPATH value */
41 #ifndef ICONV_DEFAULT_NLSPATH
42 #define ICONV_DEFAULT_NLSPATH "/usr/locale"
43 #endif
44 /* Direction markers */
45 #define ICONV_NLS_FROM 0
46 #define ICONV_NLS_TO   1
47 
48 void
49 _iconv_nls_get_state (iconv_t cd, mbstate_t *ps, int direction);
50 
51 int
52 _iconv_nls_set_state (iconv_t cd, mbstate_t *ps, int direction);
53 
54 int
55 _iconv_nls_is_stateful (iconv_t cd, int direction);
56 
57 int
58 _iconv_nls_get_mb_cur_max (iconv_t cd, int direction);
59 
60 size_t
61 _iconv_nls_conv (iconv_t cd,
62                         const char **inbuf, size_t *inbytesleft,
63                         char **outbuf, size_t *outbytesleft);
64 
65 const char *
66 _iconv_nls_construct_filename (const char *file,
67                                       const char *dir, const char *ext);
68 
69 
70 int
71 _iconv_nls_open (const char *encoding,
72                         iconv_t *towc, iconv_t *fromwc, int flag);
73 
74 char *
75 _iconv_resolve_encoding_name (const char *ca);
76 
77 #endif /* __SYS_ICONVNLS_H__ */
78 
79